Smaller, leaner, tighter, faster – that's the recipe for Expedia's longevity as it wiggles out of crisis mode. Vrbo has shined as home rentals take center stage – but how long will that trend continue? Expedia's CEO talks about his most interesting, first full year at the helm and what's next for the travel giant.Peter Kern, Vice Chairman and Chief Executive Officer, Expedia GroupInterviewerCharuta Fadnis, Senior Vice President, Research and Product Strategy, Phocuswright Inc.